German hacker Karsten Nohl has demonstrated to the crew of CBS News’ 60 Minutes program how easy it can be for well-resourced attackers to eavesdrop on the phone calls and track the current geographic position of any one user. All the attacker needs to know about the target is his or her phone number, and have access to Signalling System No. 7 (SS7). The vulnerability SS7 is a set of telephony signaling protocols that are … Continue reading Flaw allows eavesdropping and tracking of mobile phone users